You've heard them called "dad jokes," but have you ever wondered why? We have a definition and also what we think is the perfect example of a dad joke. Also I'll explain how "until" and "till" are completely separate words and why you should just straight out avoid " 'til."\n\nRead the transcript at http://bit.ly/2rSMqR8. \n\nCheck out all the Quick and Dirty Tips shows:\nwww.quickanddirtytips.com/podcasts\n \nFOLLOW GRAMMAR GIRL\nTwitter: http://twitter.com/grammargirl \nFacebook: http://facebook.com/grammargirl \nSnapchat: http://snapchat.com/add/thatgrammargirl \nPinterest: http://pinterest.com/realgrammargirl \nInstagram: http://instagram.com/thegrammargirl \nLinkedIn: https://www.linkedin.com/company/grammar-girl\n \nGET GRAMMAR GIRL BOOKS \nhttp://www.quickanddirtytips.com/grammar-girl-book-page